Maple Headquarters Reservoir

Washington County, Oregon (near HILLSBORO)

River/Stream: DAIRY CREEK, TRIB TO

Significant Hazard

Failure could cause economic loss or disruption

Key Facts

Dam Type
Earth
Height
19 ft
Dam Length
900 ft
Reservoir Storage
100 acre-ft
Year Completed
1986
Primary Purpose
Irrigation
Owner Type
Private
Max Discharge
80 cfs

Condition Assessment

Not RatedLast inspected: 2020-10-25

Hazard Classification: Significant — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Not Rated — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
OR00657
State
Oregon (OR)
Coordinates
45.59701, -123.14202
Age
40 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.